Home / 1,216,468.20-1,824,702.30-317,908.20

Finding the Fourth Proportional to 1,216,468.20, 1,824,702.30 and 317,908.20

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Solution

The fourth proportional to 1,216,468.20, 1,824,702.30 and 317,908.20 is: 476,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,468.20 : 1,824,702.30 = 317,908.20 : x
  2. Step 2: Convert to fraction form
    1,216,468.20/1,824,702.30 = 317,908.20/x
  3. Step 3: Cross multiply
    1,216,468.20x = 1,824,702.30 × 317,908.20
  4. Step 4: Simplify right side
    1,216,468.20x = 580,087,823,728.86
  5. Step 5: Solve for x
    x = 580,087,823,728.86/1,216,468.20
  6. Step 6: Final answer
    x = 476,862.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.